Study the given pedigree chart showing the inheritance if an X-linked trait controlled by gene 'r'

What will be the genotypes of individuals A,B,C and D respectively ?

Options

A. `XX, X^rY, X^rX, XY`
B. `X_rX_r, XY, XX, XY`
C. `X_rX, X^rX_r, X^rX_r, X_rY`
D. `XX, X^rX_r XX, XY`

Answer

A